Timeline for Why and when should I wear a dust mask?
Current License: CC BY-SA 3.0
2 events
| when toggle format | what | by | license | comment | |
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| Jun 5, 2015 at 18:36 | comment | added | Zach Mierzejewski | Thank you for going more in depth about the actual types of dust and the filter gotchas. I think the other answer answers my questions more directly, but yours contains a ton of informative tidbits. | |
| Jun 4, 2015 at 20:17 | history | answered | LeeG | CC BY-SA 3.0 |